Can I take out the SIM card from Pocket WiFi? February 24, 2024 09:40 Updated No, please do NOT take out the SIM card from Pocket WiFi. Related articles My schedule has been changed, do you accept early returns? Do I need to purchase SIM card separately? Are there any settings required for the Pocket WiFi? I am confused about unlimited data. What does unlimited data service mean? Can it be used outside of Japan?